142783125

素因数分解:

$3^1\times 5^4\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 239623296

約数和(自身を除く): 96840171

約数列:

[1, 3, 5, 15, 25, 75, 125, 271, 281, 375, 625, 813, 843, 1355, 1405, 1875, 4065, 4215, 6775, 7025, 20325, 21075, 33875, 35125, 76151, 101625, 105375, 169375, 175625, 228453, 380755, 508125, 526875, 1142265, 1903775, 5711325, 9518875, 28556625, 47594375, 142783125]

約数ペア:

[(1, 142783125), (3, 47594375), (5, 28556625), (15, 9518875), (25, 5711325), (75, 1903775), (125, 1142265), (271, 526875), (281, 508125), (375, 380755), (625, 228453), (813, 175625), (843, 169375), (1355, 105375), (1405, 101625), (1875, 76151), (4065, 35125), (4215, 33875), (6775, 21075), (7025, 20325)]